read_4           2981 contrib/tools/pngfix.c    if (read_4(file, &file_crc) == 4) /* else completely truncated */
read_4           3117 contrib/tools/pngfix.c       unsigned int nread = read_4(file, &file_crc);
read_4           3125 contrib/tools/pngfix.c             nread += read_4(file, &next_length);
read_4           3130 contrib/tools/pngfix.c                nread += read_4(file, &next_type);
read_4           3205 contrib/tools/pngfix.c       (void)read_4(file, &file->length);
read_4           3208 contrib/tools/pngfix.c          (void)read_4(file, &file->type);